package com.tank.service;

import com.tank.bean.User;
import com.tank.bean.item.Talk;
import com.tank.core.TankModel;
import com.tank.vo.RetVo;

public interface UserService {
	
	public TankModel checkUser(User user);

	public boolean logout();

	public boolean isValidUser(User user);

	public void registerUser(User user);
	
	public void addFollow(User user);
	public void removeFollow(User user);

	public TankModel checkUserNameAndMail(User user);

	public TankModel modify(User user);

	public TankModel modifyPass(String oldpass, String newpass);

	public TankModel modifyBasic(User user);

	
}
